package org.csmzxy.xyj;

public class example34 {
    public static void main (String[] args){
        int i = 40;
        long l = i;
        float f = l;
        double d = f;
        System.out.println("long类型变量l:"+1);
        System.out.println("float类型变量f:"+f);
        System.out.println("double类型变量d:"+d);
        int a = 275;
        byte b =(byte) a;
        System.out.println("a="+a);
        System.out.println("b="+b);
    }
}
